The Fair-Rite 9478114002 is a Toroid Core designed for superior performance in a wide range of applications. Supreme Components International is an authorised distributor of Fair-Rite, ensuring you receive genuine, high-quality components. This ferrite core, constructed from Material 78, offers excellent magnetic properties and is ideal for creating inductors, transformers, and chokes. Its toroidal shape provides efficient magnetic flux containment, minimizing electromagnetic interference (EMI). The core's dimensions are A = 11.3 mm, B = 6.35 mm, and H = 4.75 mm. This core is suitable for use in power supplies, filters, and other electronic circuits where efficient energy storage and low EMI are critical. Trust Supreme Components International for all your Fair-Rite component needs.